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Re: [Bug 1514102] Re: Intermittent graphics corruption

 

I'm a little busy at the moment but I've made time for this experiment.

On 8 November 2015 at 21:58, Christopher M. Penalver <
christopher.m.penalver@xxxxxxxxx> wrote:

> Ian Bruntlett, as per
>
> http://h20564.www2.hp.com/hpsc/swd/public/readIndex?sp4ts.oid=499679&swLangOid=8&swEnvOid=1093
> an update to your computer's buggy and outdated BIOS is available
> (1.61). If you update to this following
> https://help.ubuntu.com/community/BIOSUpdate does it change anything?
>
Thank you for your patience.

I did this on "newton" computer.

And thank you for the link to the BIOS upgrade page...

There were 3 files listed for BIOS updates. I downloaded them all
1.  BIOS update
2. Processor microcode update
3. Business Desktop BIOS utilities

I opened the BIOS update (1) in Archive Manager, it was called sp4423.exe.
I tried to extract a file from a folder within the exe file. It failed with
an error. Tried again, extracting everything to a sub-directory. It worked.

Went to the BIOS CD sub-directory and burnt a CD-R with the contents of
7D1_0161.iso


I did this on HP Compaq dc 7600 PC (hostname : aristotle).

* Booted PC from the BIOS update CD-R
* Got into the BIOS and flashed the BIOS

Updated. Rebooted. Changed GRUB_CMDLINE_LINUX to "". Rebooted. Back into
nice graphics. All I need to do now is use the computer for a while and see
if the graphics horizontal line problems have been fixed.

BW,


Ian

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xorg in Ubuntu.
https://bugs.launchpad.net/bugs/1514102

Title:
  Intermittent graphics corruption

Status in xorg package in Ubuntu:
  Incomplete

Bug description:
  Every so often the screen would be corrupted with horizontal lines of
  junk.

  WORKAROUND: Add to /etc/default/grub GRUB_CMDLINE_LINUX nomodeset:
  sudo update-grub
  reboot

  Now the system will only allow VGA 640x480 graphics.

  ProblemType: Bug
  DistroRelease: Ubuntu 15.10
  Package: xorg 1:7.7+7ubuntu4
  ProcVersionSignature: Ubuntu 4.2.0-17.21-generic 4.2.3
  Uname: Linux 4.2.0-17-generic x86_64
  ApportVersion: 2.19.1-0ubuntu4
  Architecture: amd64
  CurrentDesktop: LXDE
  Date: Sat Nov  7 18:44:01 2015
  InstallationDate: Installed on 2015-11-07 (0 days ago)
  InstallationMedia: Lubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021)
  SourcePackage: xorg
  UpgradeStatus: No upgrade log present (probably fresh install)

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